Tottenham may have hit the ground running under Ange Postecoglou, while Manchester City looked back to their best as they swept Manchester United aside at Old Trafford on Sunday.
Jude Bellingham has propelled Real Madrid to the top of LaLiga, while Inter Milan have been near flawless in Serie A so far this season.
But Fenerbahce remain the form team in European football, after racking up a 19th consecutive win in all competitions this season.
The Istanbul giants made it 10 wins in 10 Super Lig games on Sunday, winning 5-0 away at Pendikspor to remain two points ahead of arch-rivals Galatasaray at the top of the table.